ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: rgb(252, 101, 0);
  }
  
  li {
    float: left;
  }
  
  li a {
    display: inline-block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
  }
  
  li a:hover, .caidan:hover {
    background-color: rgb(255, 0, 0);
  }
  
  li.caidan {
    display: inline-block;
  }
  
  .liebiao {
    display: none;
    position: absolute;
    background-color: #f9f9f9;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
  }
  
  .liebiao a {
    color: rgb(240, 122, 3);
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
  }
  
  .liebiao a:hover {background-color: #f1f1f1;}
  
  .caidan:hover .liebiao {
    display: block;
  }
  #header{
   padding: 5px;
   text-align: center;
   font-size: 100px;
   color: red;
  }
  span{
    max-width: fit-content;
    color: rgb(242, 255, 0);
    top: 100px;
    left: 30%;
    position: absolute;
  }
  div.fixed{
    position: fixed;
    top: 20%;
    left: 0;
  }
main{
    max-width: fit-content;
    margin: auto;
}
footer{
    color:rgb(0, 234, 242);
    background-color: rgba(247, 54, 0, 0.494);
    padding: auto;
    text-align: center;
}
div.jpg {
  width: 540px;;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
  text-align: center;
  margin:10px 40px 10px 5px;
  border:1px solid #666;
  float: left;
  
}

div.word {
  padding: 10px;
}
.abc{
    position: relative;
    color: red;
}
.kano1{
    position: relative;
    color: red;
}
.kano2{
    font-size: 30px;
}
.main{
    background-color: aqua;
}